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33 lines
1.3 KiB
C
33 lines
1.3 KiB
C
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/* Read the contents of a symbolic link. NaCl version.
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Copyright (C) 2015 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <unistd.h>
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#include <nacl-interfaces.h>
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/* Read the contents of the symbolic link PATH into no more than
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LEN bytes of BUF. The contents are not null-terminated.
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Returns the number of characters read, or -1 for errors. */
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ssize_t
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__readlink (const char *path, char *buf, size_t len)
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{
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size_t nread;
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return NACL_CALL (__nacl_irt_dev_filename.readlink (path, buf, len, &nread),
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nread);
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}
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weak_alias (__readlink, readlink)
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